2, high quality compass with neck rope, portable and rugged3, ACRYLIC material, about 2mm thick4, Damping Dial: to keep the stability of the pointer, more suitable for outdoor environment.5, Accuracy: accurate and clear, there were 360 degrees azimuth Angle, outer ring is 64-00 system, Liquid filled in the compass for reliable readings.

6, Magnifier function5,ruler compass,6,for map measure and drawing

7,one meter neck rope,

8,Liquid filled in the compass for reliable readings,

9, magnifier function.

10,night vision map compass

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Q:How to use the handheld GPS whole watershed investigation

Some people think that the use of critical state to solve the most value should be cautious, we must first distinguish the relationship between the two states

Q:Handheld GPS navigation is what? Where to buy handheld GPS navigation, how to select GPS navigation?

Handheld GPS is mainly for GIS data acquisition, a lot of advanced GPS with PDA function, you can load navigation software for vehicle navigationBut the handheld GPS is mainly to do some engineering design, the main area can be measured, the location, and the boundary survey. GPS can do advanced vehicle navigation can also waypoint navigation, is a coordinate input to precise navigation to this position.Handheld GPS navigation is divided into 2 kinds, one is portable GPS navigation, one is used for surveying and mapping professional GPS handheld

Q:Mountaineering to buy a professional GPS or Mountaineering Watch

Now the mobile phone is the essential tool, mobile phone has GPS, can pre download ordinary maps, satellite maps, and contour map, its function is far more than a handheld GPS or hiking watches, can better meet the needs of the mountain.

Q:Handheld GPS and mobile phone GPS what is the difference?

The same: GPS main chip may be the same; can complete the GPS positioning;

Q:Handheld GPS settings.

Latitude and longitude is the geodetic coordinates, the landlord said to be set up for the use of the projection plane Cartesian coordinates - Beijing 54 or Xi'an, the 80 plane rectangular coordinates it.1 position: [format setting unit - "[] position display format is set to User UTM Grid, and enter the relevant parameters, such as the 3 degree or 6 degree with the area with the central meridian projection, the ratio was 1, that deviation is 500000m, north-south deviation is 0.

Q:Magellan GPS handheld why so many people choose not to say that the map is not good

Each brand has its own unique, if you only care about a map, then you think of the handheld too one-sided

Q:Handheld GPS can be used for mountain terrain 1:2000 topographic mapping

It is really unexpected, basically not, the accuracy is not enough!

Q:What qualifications should a normal GPS locator have?

Look at his company's business license is what's on the line, if the manufacturer has the most basic 3C proved, and some such as system certification or proof of what the explosion proof CEPREI

Q:How to hand GPS eTrex H data to the computer

"Shaanxi skmax navigation information Limited" GARMIN proxy (GARMIN official website can be found), contact (Xiao Hou) the hope can help to you, if you do not understand what we see on the Internet, may at any time, contact us!

Q:Mobile GPS can replace professional handheld GPS

No, the phone's GPS is used for navigation, professional handheld GPS is used for measurement. Navigation GPS cannot be used for measurement because of insufficient accuracy.